Notebooks 4-6 and 7-9.
Lvov 1912 Polskie Towarzystwo Przyrodników im. Kopernika, pp [1], 549 (continuous pagination), 1 fold-out map, half cloth binding with lettering on spine, 22 cm.
Slightly deteriorated cover, rust stains, flood mark on the edges of the coverstocks, lightly soiled coverstocks.